Mini phone Plug Adapters

Commonly older non-smart phone Cell phone headsets used 2.5mm jacks. Adapters allow them to be used with standard 3.5mm Stereo mini plug connector headphones.3.5mm is equivalent to 0.13780"or about 9/64 but we call the connector 3.5mm or 1/8". 2.5mm is equivalent to 0.098425" or around 3/32".TRS means "Tip, Ring, Sleeve, which describes the mating contacts. TRRS would therefore mean "Tip, Ring, Ring, Sleeve, which would have 4 contacts - enough for Stereo Audio and microphone when a common ground is used for all signals. TRS has enough contacts for Stereo Audio or mono audio and a microphone if a common ground connection is used.

Dual female 3.5mm mini Plug to single male 3.5mm Y adapter.
Plug two headphones into a single headphone jack. Split the stereo output from your computer into two outputs, for speaker and headphones, etc.
Dual...

3.5mm female stereo mini plug to 1/4" male stereo phone plug.
Plug a small portable electronics style headset into a large headphone jack such as on a Receiver, Home theater system or boom box.
Stereo 3...

3.5mm female stereo mini phone jack to 1/4" male right angle stereo phone plug adapter.
iPods, iPhones, and most new small Audio/Video devices use the small 3.5mm (1/8") Jack for headphones to save space...

Two RCA female Jack to 3.5mm Stereo Plug adapter.
Take a Left and Right Stereo RCA cable and plug it into one end of this adapter and then plug the mini plug into your iphone, android phone or computer.
Color...

ProCable Shortz Audio Y-Splitter for Audio and Mic
The perfect solution for sharing audio privately among two people
Description: RadTech's ProCable 3.5mm, 4-conductor Y-splitter cable allows the use of 2 headsets with one...

Stereo 3.5mm female to female feedthru adapter. Fits in Wall plates, panels or any bulkhead with 3/8" hole. Has female connections on both sides. Stereo TRS connections for stereo audio or other types of signals such as IR...

3.5mm stereo mini jack to 2 RCA plug adapter, 6 inches long.
Plug your Stereo mini plug into this adapter and convert it to dual RCA's. Usually used to connect a mini plug cable to a stereo system or home theater...